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Perioperative mortality in diabetic patients undergoing coronary artery bypass graft surgery

Michel Pompeu Barros de Oliveira Sá1, Evelyn Figueira Soares, Cecília Andrade Santos

  • 1General Surgery, Barao de Lucena Hospital, Brazil. michel_pompeu@yahoo.com.br

Revista Do Colegio Brasileiro De Cirurgioes
|April 7, 2012
PubMed

Insights

Diabetic patients undergoing Coronary Artery Bypass Grafting (CABG) face higher in-hospital death risks from on-pump procedures and low cardiac output. Internal thoracic artery use offers protection.

Area of Science:

  • Cardiovascular Surgery
  • Diabetic Patient Outcomes
  • Surgical Risk Factors

Background:

  • Diabetic patients undergoing Coronary Artery Bypass Grafting (CABG) represent a high-risk surgical population.
  • Identifying specific risk factors for in-hospital mortality is crucial for improving patient outcomes.

Purpose of the Study:

  • To investigate independent risk factors associated with in-hospital death in diabetic patients undergoing isolated CABG.
  • To identify potential protective factors that may reduce mortality.

Main Methods:

  • A retrospective analysis of 305 diabetic patients who underwent CABG between April 2004 and April 2010.
  • Univariate analysis followed by backward logistic regression for multivariate analysis to identify significant risk factors (p <0.05).

Main Results:

  • The in-hospital mortality rate was 11.8%.
  • Independent risk factors for death included on-pump CABG (OR 6.15) and postoperative low cardiac output (OR 34.17).
  • Internal thoracic artery (ITA) use was a significant protective factor (OR 0.27).

Conclusions:

  • On-pump CABG and low cardiac output syndrome are significant independent risk factors for in-hospital death in diabetic patients.
  • The use of the internal thoracic artery (ITA) demonstrates a protective effect against mortality after CABG.
Abstract

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